Feature #3178 - upgrading forum subscriptions
- adding the possibility to subscribe to a resource represented by a Silverpeas primary key
- upgrading Silverpeas Notifier JQuery Plugin to handle messages on the loading end of a WEB page
- refactoring some code
Merge branch 'master' into feature-3178
Feature #3178 : upgrading forum subscriptions
- adding new method into WysiwygController to handle indexation
Merge branch 'master' into feature-3178

Conflicts:
	lib-core/src/main/java/org/silverpeas/wysiwyg/control/WysiwygController.java
Feature #3178 : fixing a little problem on wysiwyg controller and index management
Fixing technical problem following a code refactoring
Bug #4728 : fixing bad menu loading on on level explorer in kmelia component
Merge branch 'master' into feature-3178
Fix conflicts with the merge of the first commit of the bug fix #4732
Fix conflicts with the merge of the second commit of the bug fix #4732
fixing bug #4685 Vignette : non prise en compte des extensions de fichier en majuscule
Improve the implementation of the FileUtil#isImage method by using first the mimetype and then the file extension in lower case
fixing bug #4738
using StringUtils.splitByWholeSeparator instead of StringUtils.split !
adding several traces to simplifying debug
fixing bug #4725 GED : Notification d'abonnement à un axe de PDC sur des publications en mode Brouillon
Feature #3178 - upgrading forum subscriptions
- displaying dynamic notifications in this order : error, success, info
- adding new taglibs to handle dynamic notification displaying. (useful file.tag technic has been used)
- adding a jstl function to perform string capitalization
Merge branch 'feature-3178' of https://github.com/SilverYoCha/Silverpeas-Core into feature-3178
Bug #4727 : adding the possibility to define default date or/and hour for the date checker plug-in.
fixing bug #4758 : transform ImportReportManager class into a singleton
refactor the work of Cecile in order to keep the ImportReportManager thread-safe

Resolved Conflicts:
	web-core/src/main/java/com/silverpeas/importExport/control/GEDImportExport.java
fixing bug #4601 GED Ajout de fichier manuellement: le paramétrage de limite de taille n'est pas pris en compte